package cn.hchaojie.camp.day01;

public class DemoDataType {
	public static void main(String[] args) {
		int i = 10;
		
		System.out.println(Integer.toBinaryString(i));
		
		
		/*
		double score = 60.5;
		boolean isMan = true;		// true, false
		char gender = 'M';
		String name = "c罗";
		
		
		byte b = 127;				// 8位， 第一位要用于符号，1是负数，0是正数
		
		short s = 12;
		long l = 1323423434L;				
		
		float price = 9.9F;		// double 64 float 32, (单精度浮点类型) 
		*/
		
		
	}
}
